<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        @font-face {
            font-family: 'icomoon';
            src: url('fonts/icomoon.eot?5p1ezs');
            src: url('fonts/icomoon.eot?5p1ezs#iefix') format('embedded-opentype'),
                url('fonts/icomoon.ttf?5p1ezs') format('truetype'),
                url('fonts/icomoon.woff?5p1ezs') format('woff'),
                url('fonts/icomoon.svg?5p1ezs#icomoon') format('svg');
            font-weight: normal;
            font-style: normal;
            font-display: block;
        }

        * {
            margin: 0;
            padding: 0;
        }

        .box {
            position: relative;
            width: 200px;
            height: 200px;
            background-color: pink;
            margin: 0 auto;
        }

        .city {
            position: absolute;
            top: 30px;
            right: 40px;
        }

        .dotted {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #09f;
        }

        .city div[class^="pulse"] {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 8px;
            height: 8px;
            border-radius: 50%;
            box-shadow: 0 0 8px #09f;
            animation: pulse 1.2s linear infinite;
        }

        .box .city .pulse2 {
            animation-delay: 0.4s;
        }

        .box .city .pulse3 {
            animation-delay: 0.8s;
        }


        @keyframes pulse {
            0% {}

            70% {
                width: 40px;
                height: 40px;
                opacity: 1;
            }

            100% {
                width: 70px;
                height: 70px;
                opacity: 0;
            }
        }
    </style>
</head>

<body>
    <div class="box">
        <div class="city">
            <div class="dotted"></div>
            <div class="pulse1"></div>
            <div class="pulse2"></div>
            <div class="pulse3"></div>
        </div>
    </div>




</body>

</html>